Tag Archives: LeSabre

If your Buick LeSabre has a humming noise at high speed, it can be distracting and, depending on the cause, dangerous. We’ve outlined the most common reasons why a humming noise in your car gets louder with speed. We’ve also provided an audio sample of each issue to help determine …

P0073 is a common OBD2 trouble code that can affect the Buick LeSabre. OBD2 trouble codes. In layman’s terms, it indicates that there is an issue with your car’s ambient air sensor. The ambient air temperature sensor (or AAT for short) is responsible for monitoring outside air temperature and regulating …

P0501 is an OBD2 trouble code that indicates there is an issue with your Buick LeSabre’s Vehicle Speed Sensor (VSS). It occurs when the Powertrain Control Module (PCM) gets a signal from the VSS outside its normal operating range (in terms of voltage). P0501 is a generic powertrain code, which …

P0008 is a somewhat uncommon OBD2 trouble code that can occur in the Buick LeSabre. It indicates that the crankshaft and camshaft are not synchronized properly, and should be considered a breakdown risk. Driving your LeSabre with P0008 can lead to engine damage and a costly repair. While P0008 is …

Many late model GM-made vehicles, such as the Buick LeSabre use an “Engine Power Reduced” mode when they detect a potentially catastrophic problem. Reduced engine power has been known to come on at very inopportune times (such as while driving on the highway). Many components can cause the engine power …

P0705 is a very common transmission-related trouble code that can occur in the Buick LeSabre. In layman’s terms, it means that your LeSabre can’t tell what gear you’ve selected, which can have some real consequences on how it drives. It’s most likely caused by a bad Transmission Range Sensor (TRS), …

P2271 is a generic DTC trouble code that can affect the Buick LeSabre. It indicates that the oxygen sensor located on bank 1 in the second position is continuously sending voltage with a value that is too rich. There are oxygen sensors on both sides of the catalytic converter. The …

P2279 is a generic OBD-II code. It indicates there is a vacuum leak coming from your Buick LeSabre’s air intake system. While P2279 is a generic code (it has the same definition for the LeSabre as it would any other vehicle made after 1996), repair steps will vary based on …

P0116 indicates that your Buick LeSabre’s engine coolant temperature sensor is sending a signal to the PCM (powertrain control module) that is outside of its normal operating range (in terms of voltage). While P0116 is a generic OBD2 code (it has the same definition for any car or truck), it …

P0036 is a very common O2 sensor-related trouble code. It’s generic, which means it has the same definition for the Buick LeSabre as any other vehicle. This code is almost always caused by a bad heated oxygen sensor or wiring issue and is almost always symptom-free. P0036 should NOT be …